118974160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{87481}}^1$

素因数の和:87511

約数の個数: 40

約数和(自身を含む): 292889736

約数和(自身を除く): 173915576

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 87481, 174962, 349924, 437405, 699848, 874810, 1399696, 1487177, 1749620, 2974354, 3499240, 5948708, 6998480, 7435885, 11897416, 14871770, 23794832, 29743540, 59487080, 118974160]

約数ペア:

[(1, 118974160), (2, 59487080), (4, 29743540), (5, 23794832), (8, 14871770), (10, 11897416), (16, 7435885), (17, 6998480), (20, 5948708), (34, 3499240), (40, 2974354), (68, 1749620), (80, 1487177), (85, 1399696), (136, 874810), (170, 699848), (272, 437405), (340, 349924), (680, 174962), (1360, 87481)]